Crossword clues for ray blockerAnswerClueLEADX-ray blockerZINCOXIDEEffective ray blockerOZONEUltraviolet-ray blockerOZONERay blockerOZONEUV ray blockerLEADX-ray vision blockerBETAType of ray or blockerPABABlocker of UV raysLEADBlocker of Superman's X-ray vision